Home / 998,771.96-1,378,307.62-546,092.12

Finding the Fourth Proportional to 998,771.96, 1,378,307.62 and 546,092.12

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Solution

The fourth proportional to 998,771.96, 1,378,307.62 and 546,092.12 is: 753,608.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,771.96 : 1,378,307.62 = 546,092.12 : x
  2. Step 2: Convert to fraction form
    998,771.96/1,378,307.62 = 546,092.12/x
  3. Step 3: Cross multiply
    998,771.96x = 1,378,307.62 × 546,092.12
  4. Step 4: Simplify right side
    998,771.96x = 752,682,930,217.96
  5. Step 5: Solve for x
    x = 752,682,930,217.96/998,771.96
  6. Step 6: Final answer
    x = 753,608.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.